| |
|
|
|
|
|
|
|
|
1. |
Record Nr. |
UNINA9910451829103321 |
|
|
Titolo |
Stability, failure, and measurements of boreholes and other circular openings [[electronic resource] /] / U.S. National Committee for Rock Mechanics, Geotechnical Board, Commission on Engineering and Technical Systems, National Research Council |
|
|
|
|
|
|
|
Pubbl/distr/stampa |
|
|
Washington, DC, : National Academy Press, 1993 |
|
|
|
|
|
|
|
Descrizione fisica |
|
1 online resource (102 p.) |
|
|
|
|
|
|
Altri autori (Persone) |
|
|
|
|
|
|
Disciplina |
|
|
|
|
|
|
Soggetti |
|
Borehole mining |
Boring |
Electronic books. |
|
|
|
|
|
|
|
|
Lingua di pubblicazione |
|
|
|
|
|
|
Formato |
Materiale a stampa |
|
|
|
|
|
Livello bibliografico |
Monografia |
|
|
|
|
|
Note generali |
|
"Panel on Borehole Stability." |
Panel chairman: Jean-Claude Roegiers. |
|
|
|
|
|
|
|
|
Nota di contenuto |
|
""Stability, Failure, and Measurements of Boreholes and Other Circular Openings""; ""Copyright""; ""Contents""; ""EXECUTIVE SUMMARY""; ""INTRODUCTION""; ""FAILURE""; ""ABNORMAL STABILITY""; ""1 EXCAVATION, MAINTENANCE, AND PERFORMANCE""; ""BEFORE THE EXCAVATION""; ""DURING EXCAVATION""; ""UNSUPPORTED OPENINGS""; ""CHANGE IN STRESSES""; ""CHANGE IN STRENGTH""; ""DECREASE IN SUPPORT CAPACITY""; ""SUPPORTED OPENINGS""; ""HOLE COLLAPSE""; ""INSUFFICIENT BONDING""; ""FORMATION DAMAGE""; ""LONG-TERM STABILITY""; ""2 OBSERVATIONAL EVIDENCE""; ""FIELD OBSERVATIONS""; ""LABORATORY OBSERVATIONS"" |
""3 STABILITY ASSESSMENT""""CLOSURE MEASUREMENTS""; ""GEOPHYSICAL MEASUREMENTS""; ""IN-SITU STRESS CONDITIONS""; ""CIVIL AND MINING ENGINEERING""; ""4 ROCK-MASS ASSESSMENT""; ""SCALE OF INVESTIGATION AND RESOLUTION""; ""MECHANICAL PROPERTIES AND THE STABILITY OF THE OPENINGS""; ""PRIMARY FACTORS AFFECTING THE REMOTE ASSESSMENT OF ROCK-MASS PROPERTIES""; ""HIGH-RESOLUTION SURFACE SOUNDING""; ""SEISMIC METHODS""; ""ELECTRICAL RESISTIVITY SOUNDING""; ""RADAR SOUNDING AND RADAR TOMOGRAPHY""; ""ROCK-MASS EXPLORATION |
|
|
|
|
|
|
|
|
|
|
BY MEANS OF PILOT BOREHOLES""; ""MEASUREMENT-WHILE-DRILLING (MWD)"" |
""5 ANALYTICAL AND NUMERICAL MODELING""""UNSUPPORTED OPENINGS""; ""ELASTIC ANALYSIS""; ""INELASTIC ANALYSIS""; ""SIMPLIFIED BIFURCATION ANALYSIS""; ""ISOTROPIC FAR-FIELD STRESSES""; ""NUMERICAL ANALYSIS OF LOCALIZATION PHENOMENA IN DEEP BOREHOLES""; ""NONLINEAR EFFECTS""; ""TIME-DEPENDENT EFFECTS""; ""SCALE EFFECTS""; ""SUPPORTED OPENINGS""; ""ELASTIC ANALYSIS""; ""NONLINEAR OR TIME-DEPENDENT ANALYSIS""; ""INTERSECTIONS""; ""SLABBING AND EXFOLIATION""; ""INFLUENCE OF PREEXISTING DISCONTINUITIES OR STRUCTURE""; ""DISCRETE ELEMENT METHOD""; ""BLOCK THEORY"" |
""DISCONTINUOUS DEFORMATION ANALYSIS""""6 CONCLUSIONS""; ""REFERENCES"" |
|
|
|
|
|
| |